package cn.sunlight.city.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;

/**
 * @ClassName: GlobalCorsConfig
 * @Description: 全局跨域配置文件
 * @Author: sunlight
 * @Date: 10:38 - 2022/2/10
 * @Version: 1.0
 **/
@Configuration
public class GlobalCorsConfig {

    @Bean
    public CorsFilter corsFilter(){
        final UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        final CorsConfiguration corsConfiguration = new CorsConfiguration();
        corsConfiguration.setAllowCredentials(true);
        corsConfiguration.addAllowedHeader("*");
        corsConfiguration.addAllowedOrigin("*");
        corsConfiguration.addAllowedMethod("*");
        source.registerCorsConfiguration("/**", corsConfiguration);

        //1.添加CORS配置信息
        final CorsConfiguration config = new CorsConfiguration();
        //1) 允许的域,不要写*，否则cookie就无法使用了
//        config.addAllowedOrigin("http://www.leyou.com");
//        config.addAllowedOrigin("http://api.leyou.com");
//        config.addAllowedOrigin("http://manage.leyou.com");
        config.addAllowedOrigin("*");
        //2) 是否发送Cookie信息
        config.setAllowCredentials(true);
        //3) 允许的请求方式
        config.addAllowedMethod("OPTIONS");
        config.addAllowedMethod("HEAD");
        config.addAllowedMethod("GET");
        config.addAllowedMethod("PUT");
        config.addAllowedMethod("POST");
        config.addAllowedMethod("DELETE");
        config.addAllowedMethod("PATCH");
        // 4）允许的头信息
        config.addAllowedHeader("*");
        //5,有效时长
        config.setMaxAge(3600L);

        //2.添加映射路径，我们拦截一切请求
        final UrlBasedCorsConfigurationSource configSource = new UrlBasedCorsConfigurationSource();
        configSource.registerCorsConfiguration("/**", config);

        //3.返回新的CorsFilter.
        return new CorsFilter(configSource);
    }

}
